Patterns on Earth

4.8C shadows

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Shadows

A shadow is the dark shape made when something blocks light from a light source like the sun, a flashlight, or campfire

Shadow Shapes

Shadows can be different sizes and shapes

Multiple Choice

What do you think affects shadow lengths the most?

• Tilt of Earth

• Sun's position in the sky

• Earth's revolution

What causes changes?

Shadows change length throughout the day because the angle at which the sun shines on objects changes with the Earth's rotation

Multiple Choice

What causes changing shadows?

• Sun's orbit

• the moon

• Sun's position in the sky

A pattern

There is a pattern in lengths

Multiple Choice

What pattern do you see?

• Long to short

• Long to short to long

• long always

• short always

Where do the shadows appear?

Shadows appear in front of objects and the direction of the shadows depends on where the sun is in the sky.

Multiple Choice

When are shadows shortest?

• Early morning

• Near sunset

• Middle of the day

Multiple Choice

When the sun gets lower in the sky, shadows get______.

• longer

• gone

• shorter

• darker

Multiple Choice

Which shows the best example of a shadow at about noon?